Feature Manual 7Table of Contents1 Features and Configurations............................................................... 111.1 A ...................................................................................................................................... 121.1.1 Absent Message .............................................................................................................. 121.1.2 Account Code Entry ......................................................................................................... 131.1.3 ARS (Automatic Route Selection) .................................................................................... 141.1.4 Automatic Callback Busy (Camp-on) ............................................................................... 201.1.5 Automatic Extension Release .......................................................................................... 211.1.6 Automatic Fax Transfer .................................................................................................... 221.1.7 Automatic Time Adjustment ............................................................................................. 231.2 B ...................................................................................................................................... 251.2.1 BGM (Background Music) ................................................................................................ 251.3 C ...................................................................................................................................... 261.3.1 Caller ID ........................................................................................................................... 261.3.2 Call Hold .......................................................................................................................... 291.3.3 Call Log, Incoming ........................................................................................................... 321.3.4 Call Monitor...................................................................................................................... 341.3.5 Call Park .......................................................................................................................... 361.3.6 Call Pickup ....................................................................................................................... 371.3.7 Call Splitting ..................................................................................................................... 391.3.8 Call Transfer ..................................................................................................................... 391.3.9 Call Waiting Tone ............................................................................................................. 411.3.10 CLI (Calling Line Identification) Distribution ..................................................................... 421.3.11 CO Line Access ............................................................................................................... 441.3.12 CO Line Call Limitation .................................................................................................... 461.3.13 Conference ...................................................................................................................... 471.3.14 Confirmation Tone............................................................................................................ 481.3.15 Consultation Hold............................................................................................................. 501.3.16 COS (Class of Service).................................................................................................... 501.3.17 CPC (Calling Party Control) Signal Detection.................................................................. 511.4 D ...................................................................................................................................... 531.4.1 Data Line Security............................................................................................................ 531.4.2 Dial Mode Selection ......................................................................................................... 531.4.3 Dial Tone .......................................................................................................................... 541.4.4 Dial Tone Transfer ............................................................................................................ 551.4.5 DIL (Direct In Line)........................................................................................................... 571.4.6 DISA (Direct Inward System Access) .............................................................................. 581.4.7 Display Information .......................................................................................................... 671.4.8 DND (Do Not Disturb) ...................................................................................................... 681.4.9 Door Open ....................................................................................................................... 691.4.10 Doorphone Call ................................................................................................................ 701.5 E....................................................................................................................................... 721.5.1 EFA (External Feature Access)........................................................................................ 721.5.2 Emergency Call................................................................................................................ 731.5.3 Executive Busy Override.................................................................................................. 731.5.4 Extension Dial Lock ......................................................................................................... 741.5.5 Extension Feature Clear .................................................................................................. 751.5.6 Extension PIN (Personal Identification Number).............................................................. 76